Fig. 2From: A sensitive method for analyzing fluconazole in extremely small volumes of neonatal serumMean calibration curve for the LC-MS/MS analysis of fluconazole. The horizontal axis indicated the ratio of fluconazole to the internal standard (IS, fluconazole-d4) peak area. The vertical axis indicated the corresponding fluconazole concentrations. The dotted lines indicated the regression linesBack to article page